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Finding the Fourth Proportional to 55,396.44, 83,206.44 and 33,251.85

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Solution

The fourth proportional to 55,396.44, 83,206.44 and 33,251.85 is: 49,944.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,396.44 : 83,206.44 = 33,251.85 : x
  2. Step 2: Convert to fraction form
    55,396.44/83,206.44 = 33,251.85/x
  3. Step 3: Cross multiply
    55,396.44x = 83,206.44 × 33,251.85
  4. Step 4: Simplify right side
    55,396.44x = 2,766,768,061.91
  5. Step 5: Solve for x
    x = 2,766,768,061.91/55,396.44
  6. Step 6: Final answer
    x = 49,944.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.